213131841990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1259}}^1\times {\mathrm{19259}}^1$

素因数の和:20821

約数の個数: 64

約数和(自身を含む): 513696556800

約数和(自身を除く): 300564714810

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 293, 586, 879, 1259, 1465, 1758, 2518, 2930, 3777, 4395, 6295, 7554, 8790, 12590, 18885, 19259, 37770, 38518, 57777, 96295, 115554, 192590, 288885, 368887, 577770, 737774, 1106661, 1844435, 2213322, 3688870, 5533305, 5642887, 11066610, 11285774, 16928661, 24247081, 28214435, 33857322, 48494162, 56428870, 72741243, 84643305, 121235405, 145482486, 169286610, 242470810, 363706215, 727412430, 7104394733, 14208789466, 21313184199, 35521973665, 42626368398, 71043947330, 106565920995, 213131841990]

約数ペア:

[(1, 213131841990), (2, 106565920995), (3, 71043947330), (5, 42626368398), (6, 35521973665), (10, 21313184199), (15, 14208789466), (30, 7104394733), (293, 727412430), (586, 363706215), (879, 242470810), (1259, 169286610), (1465, 145482486), (1758, 121235405), (2518, 84643305), (2930, 72741243), (3777, 56428870), (4395, 48494162), (6295, 33857322), (7554, 28214435), (8790, 24247081), (12590, 16928661), (18885, 11285774), (19259, 11066610), (37770, 5642887), (38518, 5533305), (57777, 3688870), (96295, 2213322), (115554, 1844435), (192590, 1106661), (288885, 737774), (368887, 577770)]